Atom
Name
Boron
IUPAC name
Boron
InChI
InChI=1S/B
InChI key
UORVGPXVDQYIDP-UHFFFAOYSA-N
CAS number
7440-42-8
Comments
natural B, 80.1% 10B + 19.9% 11B
Symbol
B
Formula
$B$
Charge
0
Atomic number Z
5
Molar mass
10.811 $g/mol$
State STP
solid
Electronegativity
2.04
Isotope mixture type
terrestrial abundance
Type K L2 L3
Energy (keV) 0.188 0.0047 0.0047